Home / 1,208,909.70-1,813,364.55-367,352.10

Finding the Fourth Proportional to 1,208,909.70, 1,813,364.55 and 367,352.10

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Solution

The fourth proportional to 1,208,909.70, 1,813,364.55 and 367,352.10 is: 551,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,909.70 : 1,813,364.55 = 367,352.10 : x
  2. Step 2: Convert to fraction form
    1,208,909.70/1,813,364.55 = 367,352.10/x
  3. Step 3: Cross multiply
    1,208,909.70x = 1,813,364.55 × 367,352.10
  4. Step 4: Simplify right side
    1,208,909.70x = 666,143,275,508.06
  5. Step 5: Solve for x
    x = 666,143,275,508.06/1,208,909.70
  6. Step 6: Final answer
    x = 551,028.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.